Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '23444f7832b0f226eaf4ff92f3d85702c45e3a078a045c0a5812f9b27ee73edf' 
  AND token = '2pAkO0oXwqg23w2jUDF6A9oIyVf5gk/wNLSD/dtyQM8=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00032

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}